.:«*%&####                                          ####&%*«:.
..:«*%&###                                          ###&%*«:..
...:«*%&##                                          ##&%*«:...
....:«*%&#                                          #&%*«:....
...:«*%&##                                          ##&%*«:...
..:«*%&###                  rails                   ###&%*«:..
.:«*%&####                                          ####&%*«:.
..:«*%&###                                          ###&%*«:..
...:«*%&## &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& ##&%*«:...
....:«*%&#                                          #&%*«:....
...:«*%&## &&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&&& ##&%*«:...
..:«*%&###                                          ###&%*«:..
.:«*%&####                                          ####&%*«:.
..:«*%&### trains  are  so  constructed  that  they ###&%*«:..
...:«*%&## have to follow a set  path. this path is ##&%*«:...
....:«*%&# called  a  "railway", which is comprised #&%*«:....
...:«*%&## of  two metal rails, hence its nickname. ##&%*«:...
..:«*%&###                                          ###&%*«:..
.:«*%&#### because  the low  friction  between  the ####&%*«:.
..:«*%&### wheels of the train and  the rail metal, ###&%*«:..
...:«*%&## there  are limits for  how acute a curve ##&%*«:...
....:«*%&# can be, and  even more  so for how  much #&%*«:....
...:«*%&## the   ground  under  the  rails  can  be ##&%*«:...
..:«*%&### sloped. thus  a railway is often not led ###&%*«:..
.:«*%&#### on top  of hills, rather through them in ####&%*«:.
..:«*%&### tunnels   (if  they   are   large),   or ###&%*«:..
...:«*%&##            artificial chasms.            ##&%*«:...
....:«*%&#                                          #&%*«:....
...:«*%&## there will  be trees on the side  of the ##&%*«:...
..:«*%&### rails, but  not too  close, or they will ###&%*«:..
.:«*%&#### be  cut  down by  the railway  janitors. ####&%*«:.
..:«*%&### there  will  be  plains,  and  bodies of ###&%*«:..
...:«*%&##                  water.                  ##&%*«:...
....:«*%&#                                          #&%*«:....
...:«*%&## trains  go  by  day and  by night. along ##&%*«:...
..:«*%&###      the way, there is information       ###&%*«:..
.:«*%&#### scattered, often  put  on top  of poles, ####&%*«:.
..:«*%&### to be  interpreted by the train drivers. ###&%*«:..
...:«*%&## different  parts  of  the  railway  have ##&%*«:...
....:«*%&#          different speed limits.         #&%*«:....
...:«*%&##                                          ##&%*«:...
..:«*%&### sometimes, trains have to stop  and wait ###&%*«:..
.:«*%&#### for something  to happen, far away. this ####&%*«:.
..:«*%&### is  signaled  by  red or  green  lights. ###&%*«:..
...:«*%&##                                          ##&%*«:...
....:«*%&#                 &&&&&&&&                 #&%*«:....
...:«*%&##                                          ##&%*«:...
..:«*%&### many  people follow the  rails  by foot. ###&%*«:..
.:«*%&#### often this  proves  to  be  the  shorter ####&%*«:.
..:«*%&### path  between two  points.  however this ###&%*«:..
...:«*%&## is  frowned  upon,   and  very  impolite ##&%*«:...
....:«*%&#        toward the train drivers!         #&%*«:....
...:«*%&##                                          ##&%*«:...
..:«*%&###                                          ###&%*«:..
.:«*%&####                                          ####&%*«:.
..:«*%&###                                          ###&%*«:..
...:«*%&##                                          ##&%*«:...
....:«*%&#                                          #&%*«:....